[REN-BGP-stats-all] IPv4 R&E Routing Table Report - Guam (Global) view

REN Routing Table Report cscora at bgp.nsrc.org
Tue Jun 17 21:31:18 UTC 2025


IPv4 R&E Routing Table Report   21:25 GMT Tue 17 Jun, 2025

  IPv4 BGP Table (Global) as seen at Guam.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/Guam/

Analysis Summary
----------------

BGP routing table entries examined:                             1014679
    Prefixes after maximum aggregation (per Origin AS):          382048
    Deaggregation factor:                                          2.66
    Unique aggregates announced (without unneeded subnets):      482942
    Number of IPv4 prefixes with a valid ROA:                    565155
    Number of IPv4 prefixes with an invalid ROA:                     21
    Number of IPv4 prefixes with no ROA:                         449503
Total ASes present in the Internet Routing Table:                 77096
    Prefixes per ASN:                                             13.16
Origin-only ASes present in the Internet Routing Table:           65966
Origin ASes announcing only one prefix:                           26718
Transit ASes present in the Internet Routing Table:               11130
Transit-only ASes present in the Internet Routing Table:            571
Paths with bogon ASNs present in the IPv4 Routing Table:             58
Average AS path length visible in the Internet Routing Table:       5.4
    Max AS path length visible:                                      57
    Max AS path prepend of ASN (265020)                              50
Prefixes from unregistered ASNs in the Routing Table:              1112
    Number of instances of unregistered ASNs:                      1144
Number of 32-bit ASNs allocated by the RIRs:                      46667
Number of 32-bit ASNs visible in the Routing Table:               38462
Prefixes from 32-bit ASNs in the Routing Table:                  209701
Number of bogon 32-bit ASNs visible in the Routing Table:            80
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            306
Number of addresses announced to Internet:                   3111662912
    Equivalent to 185 /8s, 120 /16s and 53 /24s
    Percentage of available address space announced:               84.0
    Percentage of allocated address space announced:               84.0
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      331602

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   271940
    Total APNIC prefixes after maximum aggregation:               78194
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          263347
    Unique aggregates announced from the APNIC address blocks:   104716
APNIC Region origin ASes present in the Internet Routing Table:   14749
    APNIC Prefixes per ASN:                                       17.86
APNIC Region origin ASes announcing only one prefix:               4465
APNIC Region transit ASes present in the Internet Routing Table:   2004
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         38
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10205
Number of APNIC addresses announced to Internet:              754347840
    Equivalent to 44 /8s, 246 /16s and 111 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-155961
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    294178
    Total ARIN prefixes after maximum aggregation:               131389
    ARIN Deaggregation factor:                                     2.24
Prefixes being announced from the ARIN address blocks:           295671
    Unique aggregates announced from the ARIN address blocks:    139479
ARIN Region origin ASes present in the Internet Routing Table:    19243
    ARIN Prefixes per ASN:                                        15.37
ARIN Region origin ASes announcing only one prefix:                7028
ARIN Region transit ASes present in the Internet Routing Table:    1993
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          34
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5234
Number of ARIN addresses announced to Internet:              1349653760
    Equivalent to 80 /8s, 114 /16s and 21 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  63/8,  64/8,  65/8,  66/8,
                        67/8,  68/8,  69/8,  70/8,  71/8,  72/8,  73/8,
                        74/8,  75/8,  76/8,  96/8,  97/8,  98/8,  99/8,
                       100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8,
                       131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8,
                       139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8,
                       148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8,
                       159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8,
                       167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8,
                       184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8,
                       207/8, 208/8, 209/8, 214/8, 215/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    281039
    Total RIPE prefixes after maximum aggregation:               135091
    RIPE Deaggregation factor:                                     2.08
Prefixes being announced from the RIPE address blocks:           279739
    Unique aggregates announced from the RIPE address blocks:    175919
RIPE Region origin ASes present in the Internet Routing Table:    28973
    RIPE Prefixes per ASN:                                         9.66
RIPE Region origin ASes announcing only one prefix:               12044
RIPE Region transit ASes present in the Internet Routing Table:    4027
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          29
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12521
Number of RIPE addresses announced to Internet:               731277504
    Equivalent to 43 /8s, 150 /16s and 104 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        53/8,  57/8,  62/8,  77/8,  78/8,  79/8,  80/8,
                        81/8,  82/8,  83/8,  84/8,  85/8,  86/8,  87/8,
                        88/8,  89/8,  90/8,  91/8,  92/8,  93/8,  94/8,
                        95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8,
                       185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8,
                       217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  129589
    Total LACNIC prefixes after maximum aggregation:              29893
    LACNIC Deaggregation factor:                                   4.34
Prefixes being announced from the LACNIC address blocks:         125980
    Unique aggregates announced from the LACNIC address blocks:   48950
LACNIC Region origin ASes present in the Internet Routing Table:  11271
    LACNIC Prefixes per ASN:                                      11.18
LACNIC Region origin ASes announcing only one prefix:              2509
LACNIC Region transit ASes present in the Internet Routing Table:  2530
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        57
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9216
Number of LACNIC addresses announced to Internet:             171293760
    Equivalent to 10 /8s, 53 /16s and 188 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  36821
    Total AfriNIC prefixes after maximum aggregation:              6732
    AfriNIC Deaggregation factor:                                  5.47
Prefixes being announced from the AfriNIC address blocks:         49636
    Unique aggregates announced from the AfriNIC address blocks:  13599
AfriNIC Region origin ASes present in the Internet Routing Table:  1924
    AfriNIC Prefixes per ASN:                                     25.80
AfriNIC Region origin ASes announcing only one prefix:              672
AfriNIC Region transit ASes present in the Internet Routing Table:  383
Average AfriNIC Region AS path length visible:                      6.1
    Max AfriNIC Region AS path length visible:                       38
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1286
Number of AfriNIC addresses announced to Internet:            104930560
    Equivalent to 6 /8s, 65 /16s and 29 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808       11371       8919     162  CHINAMOBILE-CN China Mobile Communication
  7545        6178        846     640  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4850       4192      75  ERX-CERNET-BKB China Education and Resear
 18403        4445        347      25  FPT-AS-AP FPT Telecom Company, VN
 45899        4397       1874      56  VNPT-AS-VN VNPT Corp, VN
  9498        4332        535     312  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3949       1332      27  VIETEL-AS-AP Viettel Group, VN
  7713        3696       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 24560        2887        856     530  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
 56046        2293        831     217  CMNET-JIANGSU-AP China Mobile communicati

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13697      40940    5249  AMAZON-02, US
   174        5369       8744     872  COGENT-174, US
 11492        4762        316     595  CABLEONE, US
  7155        3875        287      89  VIASAT-SP-BACKBONE, US
  6327        3636       1320      81  SHAW, CA
 22773        3348       3016     167  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3229      54767    2480  DNIC-AS-00749, US
396982        3187       3854     426  GOOGLE-CLOUD-PLATFORM, US
 16625        3021       1260    2228  AKAMAI-AS, US
 36352        2817        230     847  AS-COLOCROSSING, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7687       1713     148  UNI2-AS, ES
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 20940        3969       3395     139  AKAMAI-ASN1, NL
  9009        3894        358    2095  M247, RO
 12389        3114       2304     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
  5384        2417        585      29  EMIRATES-INTERNET Emirates Internet, AE
 34984        2402        361     579  TELLCOM-AS, TR
212238        2289        168    1673  CDNEXT, GB
  8452        1622       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12200       3254     576  UNINET, MX
 10620        3501        481    1018  Telmex Colombia S.A., CO
 13999        2521        538     353  Mega Cable, S.A. de C.V., MX
 11830        1990        369      64  Instituto Costarricense de Electricidad y
 28573        1372       2436     260  Claro NXT Telecomunicacoes Ltda, BR
  3816        1340        787     207  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1200        371      22  Telefonica del Peru S.A.A., PE
 22884        1065         68     372  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M
 26615        1049       2503      52  TIM SA, BR
  6503        1024        373     162  Axtel, S.A.B. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1820        644      27  RAYA-AS, EG
 24863        1634        389      17  LINKdotNET-AS, EG
 29571        1606        102      33  ORANGE-COTE-IVOIRE, CI
 36992        1431       1519     280  ETISALAT-MISR, EG
 36903        1249        554      96  MT-MPLS, MA
 37069        1107       1100      18  MOBINIL, EG
 36935        1049        520      44  Vodafone-, EG
 20011         980        185     285  INTERNET-SOLUTIONS, ZA
 36914         566         82       3  KENET-AS, KE
 15399         539         57      58  WANANCHI-, KE

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13697      40940    5249  AMAZON-02, US
  8151       12200       3254     576  UNINET, MX
  9808       11371       8919     162  CHINAMOBILE-CN China Mobile Communication
 12479        7687       1713     148  UNI2-AS, ES
  7545        6178        846     640  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5369       8744     872  COGENT-174, US
  4538        4850       4192      75  ERX-CERNET-BKB China Education and Resear
 39891        4780        291      66  ALJAWWALSTC-AS, SA
 11492        4762        316     595  CABLEONE, US
 18403        4445        347      25  FPT-AS-AP FPT Telecom Company, VN

Complete listing at https://bgp.nsrc.org/REN/Guam/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       12200        11624  UNINET, MX
  9808       11371        11209  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7687         7539  UNI2-AS, ES
  7545        6178         5538  TPG-INTERNET-AP TPG Telecom Limited, AU
  4538        4850         4775  ERX-CERNET-BKB China Education and Research Net
 39891        4780         4714  ALJAWWALSTC-AS, SA
   174        5369         4497  COGENT-174, US
 18403        4445         4420  FPT-AS-AP FPT Telecom Company, VN
 45899        4397         4341  VNPT-AS-VN VNPT Corp, VN
 11492        4762         4167  CABLEONE, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
    394804  UNALLOCATED  8.33.225.0/24             3356  LEVEL3, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.147.240.0/24      Origin:     32302  RESERVED, ZZ
23.147.240.0/24     Transit:     32787  PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NE
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, US
23.159.56.0/24       Origin:       174  COGENT-174, US
23.159.56.0/24      Transit:      2914  NTT-DATA-2914, US

Complete listing at https://bgp.nsrc.org/REN/Guam/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:41      /11:92      /12:301     
/13:585     /14:1214    /15:2173    /16:13973   /17:8507    /18:14335   
/19:25437   /20:46125   /21:53512   /22:114428  /23:107137  /24:626052  
/25:125     /26:112     /27:98      /28:19      /29:75      /30:8       
/31:0       /32:300     

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        6608        7687  UNI2-AS, ES
  8151        6417       12200  UNINET, MX
 11492        3559        4762  CABLEONE, US
 39891        3489        4780  ALJAWWALSTC-AS, SA
  6327        3431        3636  SHAW, CA
  7155        2833        3875  VIASAT-SP-BACKBONE, US
 22773        2499        3348  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2357       13697  AMAZON-02, US
 30036        2247        2588  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2188        3501  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/Guam/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2446      2:1623      3:825       4:12        5:4879      6:162    
   7:6         8:1604      9:1        11:172      12:1349     13:455    
  14:2591     15:361      16:285      17:381      18:923      20:565    
  21:4        22:188      23:7627     24:2878     25:2        27:2838   
  29:19       31:3434     32:45       33:1        34:84       35:256    
  36:3111     37:4644     38:10574    39:915      40:167      41:4377   
  42:1989     43:2738     44:387      45:19207    46:5222     47:338    
  49:1972     50:1885     51:591      52:1571     54:328      55:1092   
  56:11       57:275      58:2327     59:1363     60:1203     61:3163   
  62:3034     63:1808     64:5492     65:2176     66:4679     67:3071   
  68:1123     69:3948     70:1074     71:632      72:2856     74:2817   
  75:1512     76:616      77:2732     78:1886     79:1740     80:2258   
  81:2092     82:3177     83:1488     84:1886     85:3461     86:1184   
  87:2419     88:1348     89:4463     90:770      91:8497     92:2801   
  93:2952     94:4167     95:4382     96:1470     97:311      98:984    
  99:694     100:73      101:1451    102:4084    103:32855   104:5152   
 105:1186    106:1048    107:2662    108:1251    109:4180    110:2277   
 111:3353    112:2166    113:1870    114:2012    115:2239    116:2150   
 117:2581    118:2947    119:2035    120:2116    121:1456    122:2924   
 123:2619    124:1729    125:2925    126:93      128:1674    129:967    
 130:1323    131:2093    132:789     133:450     134:1559    135:389    
 136:1353    137:1266    138:2988    139:1667    140:1625    141:1509   
 142:1902    143:1885    144:1177    145:543     146:2206    147:2110   
 148:2705    149:2975    150:1277    151:1969    152:2092    153:590    
 154:7650    155:1765    156:3003    157:1928    158:1329    159:2499   
 160:3624    161:1899    162:3874    163:2237    164:1883    165:2009   
 166:1496    167:1994    168:4162    169:798     170:5314    171:1043   
 172:4460    173:3334    174:918     175:1332    176:3787    177:5273   
 178:3776    179:2445    180:2718    181:4242    182:3489    183:2204   
 184:2105    185:21817   186:5437    187:4790    188:4430    189:4445   
 190:9853    191:1719    192:11338   193:9541    194:8011    195:5767   
 196:3344    197:3668    198:6123    199:8547    200:8544    201:6485   
 202:10836   203:10968   204:4562    205:3636    206:4525    207:3513   
 208:4304    209:5162    210:4943    211:2763    212:4654    213:3777   
 214:1030    215:48      216:6795    217:3348    218:1429    219:592    
 220:2091    221:1143    222:977     223:2524   

End of report


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